Iron Gate II Hydroelectric Power Station
E414265
Iron Gate II Hydroelectric Power Station is a large hydroelectric dam complex on the Danube River jointly operated by Romania and Serbia, serving as a major source of renewable energy and river regulation in the region.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Iron Gate II Hydroelectric Power Station canonical | 3 |
| Danube hydropower system | 1 |
| Đerdap I Hydroelectric Power Station | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4021715 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iron Gate II Hydroelectric Power Station Context triple: [Turnu-Severin, nearbyInfrastructure, Iron Gate II Hydroelectric Power Station]
-
A.
Iron Gate I Hydroelectric Power Station
Iron Gate I Hydroelectric Power Station is a major hydroelectric dam and power plant on the Danube River, jointly operated by Romania and Serbia and known as one of the largest such facilities in Europe.
-
B.
Istra hydroelectric dam
The Istra hydroelectric dam is a power-generating and water-regulating structure associated with the Istrinskoye Reservoir in the Moscow region of Russia.
-
C.
Iron Gate Dam
Iron Gate Dam is a hydroelectric and water-storage dam on the Klamath River in northern California, known for its role in regional power generation and its involvement in major river restoration and dam removal efforts.
-
D.
Svetogorsk hydropower plant
Svetogorsk hydropower plant is a hydroelectric power station located on the Vuoksi River in Russia, generating electricity by harnessing the river’s flow.
-
E.
Ivankovo Hydroelectric Station
Ivankovo Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, forming part of the Upper Volga cascade and supplying electricity as well as regulating water levels for navigation and water management.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Iron Gate II Hydroelectric Power Station Target entity description: Iron Gate II Hydroelectric Power Station is a large hydroelectric dam complex on the Danube River jointly operated by Romania and Serbia, serving as a major source of renewable energy and river regulation in the region.
-
A.
Iron Gate I Hydroelectric Power Station
Iron Gate I Hydroelectric Power Station is a major hydroelectric dam and power plant on the Danube River, jointly operated by Romania and Serbia and known as one of the largest such facilities in Europe.
-
B.
Istra hydroelectric dam
The Istra hydroelectric dam is a power-generating and water-regulating structure associated with the Istrinskoye Reservoir in the Moscow region of Russia.
-
C.
Iron Gate Dam
Iron Gate Dam is a hydroelectric and water-storage dam on the Klamath River in northern California, known for its role in regional power generation and its involvement in major river restoration and dam removal efforts.
-
D.
Svetogorsk hydropower plant
Svetogorsk hydropower plant is a hydroelectric power station located on the Vuoksi River in Russia, generating electricity by harnessing the river’s flow.
-
E.
Ivankovo Hydroelectric Station
Ivankovo Hydroelectric Station is a major Soviet-era hydroelectric power plant on the Volga River in Russia, forming part of the Upper Volga cascade and supplying electricity as well as regulating water levels for navigation and water management.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
hydroelectric power station ⓘ run-of-the-river power plant ⓘ |
| basinCountry |
Romania
ⓘ
Serbia ⓘ |
| borderInfrastructureOf |
Romania
ⓘ
Serbia ⓘ |
| category |
Dams on the Danube
ⓘ
Hydroelectric power stations in Romania ⓘ Hydroelectric power stations in Serbia ⓘ Serbia–Romania border ⓘ
surface form:
Romania–Serbia relations
|
| continent | Europe ⓘ |
| country |
Romania
ⓘ
Serbia ⓘ |
| crosses |
Danube
ⓘ
surface form:
Danube River
|
| energySource |
hydropower
ⓘ
renewable energy ⓘ |
| function |
flood control assistance
ⓘ
water level regulation ⓘ |
| gridConnection |
Romanian power grid
ⓘ
Serbian power grid ⓘ |
| hasPart |
Romanian power plant
ⓘ
Serbian power plant ⓘ navigation lock ⓘ spillway ⓘ |
| isInfrastructureType | cross-border energy infrastructure ⓘ |
| isPartOf | Danube River navigation system ⓘ |
| isUsedFor |
base-load power generation
ⓘ
peak-load power generation ⓘ |
| locatedIn |
Iron Gates Gorge
ⓘ
surface form:
Iron Gates gorge
|
| locatedInWaterbody |
Danube
ⓘ
surface form:
Danube River
|
| locatedNear | Iron Gate I Hydroelectric Power Station ⓘ |
| locatedOnBorderBetween |
Romania
ⓘ
Serbia ⓘ |
| locatedOnRiver |
Danube
ⓘ
surface form:
Danube River
|
| locatedUpstreamOf | Iron Gate I Hydroelectric Power Station ⓘ |
| operator |
Romania
ⓘ
Serbia ⓘ |
| partOf | Danube River hydropower system ⓘ |
| purpose |
electricity generation
ⓘ
navigation improvement ⓘ river regulation ⓘ |
| regionServed |
Danube River basin
ⓘ
surface form:
Danube basin
Romania ⓘ Serbia ⓘ |
| sharedBy |
Romania
ⓘ
Serbia ⓘ |
| usesWatercourse |
Danube
ⓘ
surface form:
Danube River
|
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Iron Gate II Hydroelectric Power Station Description of subject: Iron Gate II Hydroelectric Power Station is a large hydroelectric dam complex on the Danube River jointly operated by Romania and Serbia, serving as a major source of renewable energy and river regulation in the region.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Danube hydropower system
this entity surface form:
Đerdap I Hydroelectric Power Station